Average Sunshine in Ontario for March

The tables below give March averages for the number of sunny days and hours of sunshine at cities and towns in Ontario.

The places are grouped into a separate table for each region of the province: Eastern, Central, Southwestern, Northeastern and Northwestern Ontario.

The tables give three different measures of sunshine. The number for % Sun is the usual percentage of daylight hours with bright sunshine.

Hours gives the total hours of bright sunshine that's normal this month. Days statistics are for the typical number of days in March with any amount of measurable sunshine. All the data are averages for the years 1981 to 2010.

Eastern Ontario

Total March sunshine
% Sun Place Hours Days
41 Cornwall 153 24
39 Kingston 144 24
45 Ottawa 167 25
39 Pembroke 145 25

Central Ontario

Average amount of sun in March
% Sun Place Hours Days
41 Hamilton 152 24
39 Peterborough 144 24
38 St Catharines 140 24
44 Toronto 161 25

Southwestern Ontario

Average March sun
% Sun Place Hours Days
40 Guelph 146 24
34 London 124 23
38 Sarnia 140 23

Northeastern Ontario

Number of sunny hours and days in March on average
% Sun Place Hours Days
40 Kapuskasing 147 25
44 Moosonee 162 26
41 North Bay 151 24
41 Sault Ste Marie 150 24
44 South Baymouth 163 24
44 Sudbury 161 25

Northwestern Ontario

Average total sunshine in March
% Sun Place Hours Days
49 Big Trout Lake 179 28
49 Red Lake 179 26
43 Thunder Bay 160 25
Reference

Environment Canada. Meteorological Service of Canada. Canadian Climate Normals. 1981-2010 Climate Normals & Averages.

Ontario Sunshine
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